Built for professional electricians and contractors who need reliable, multi-size hole drilling on the job site, the Milwaukee 4-Piece Step Drill Bit Set (48-89-9223) delivers serious performance in steel panels, electrical enclosures, junction boxes, and sheet metal. The dual-flute design with Rapid Strike™ tip gets you on-size faster with less heat and less wear — so you spend more time working and less time changing bits. Optimised for cordless drills, this set keeps your battery lasting longer while producing cleaner, more accurate holes across a wide range of diameters.

Specifications

Brand Milwaukee
Model Number 48-89-9223
Set Includes #1 (1/8″–1/2″ by 1/32″), #4 (3/16″–7/8″ by 1/16″), #7 (7/8″ Single Hole), #12 (7/8″–1-3/8″)
Pieces 4 Step Drill Bits + Carrying Case
Coating Black Oxide
Shank Type 3-Flat Secure-Grip™
Compatible With Most professional 18V cordless drills with lithium-ion battery
Material Compatibility Steel, sheet metal, plastic, electrical enclosures
Country of Origin USA
Weight 1.445 lbs